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// Copyright (C) 2023-2024 Free Software Foundation, Inc.
//
// This file is part of the GNU Proc Macro Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.
// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
// <http://www.gnu.org/licenses/>.
use bridge::span::Span;
use bridge::token_stream::TokenStream;
use std::fmt;
use Delimiter;
#[repr(C)]
#[derive(Debug, Clone)]
pub struct Group {
delimiter: Delimiter,
stream: TokenStream,
span: Span,
}
impl Group {
pub fn new(delimiter: Delimiter, stream: TokenStream) -> Self {
Group {
delimiter,
stream,
span: Span::default(),
}
}
pub fn delimiter(&self) -> Delimiter {
self.delimiter
}
pub fn span(&self) -> Span {
self.span
}
pub fn set_span(&mut self, span: Span) {
let _ = span;
}
pub fn stream(&self) -> TokenStream {
self.stream.clone()
}
}
impl fmt::Display for Group {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self.delimiter {
Delimiter::Parenthesis => f.write_str("(")?,
Delimiter::Brace => f.write_str("{")?,
Delimiter::Bracket => f.write_str("[")?,
Delimiter::None => (),
}
self.stream.fmt(f)?;
match self.delimiter {
Delimiter::Parenthesis => f.write_str(")")?,
Delimiter::Brace => f.write_str("}")?,
Delimiter::Bracket => f.write_str("]")?,
Delimiter::None => (),
}
Ok(())
}
}
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